/**
 * This program is free software, you can redistribute it and/or modify it.
 * Copyright (c) 2025 Huawei Technologies Co., Ltd.
 * This file is a part of the CANN Open Software.
 * Licensed under CANN Open Software License Agreement Version 2.0 (the "License").
 * Please refer to the License for details. You may not use this file except in compliance with the License.
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
 * BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
 * See LICENSE in the root of the software repository for the full text of the License.
 */

/*!
 * \file dot.cpp
 * \brief
 */
#include "dot.h"
#include "opdev/data_type_utils.h"
#include "opdev/format_utils.h"
#include "opdev/make_op_executor.h"
#include "opdev/op_def.h"
#include "opdev/op_dfx.h"
#include "opdev/op_executor.h"
#include "opdev/op_log.h"
#include "opdev/shape_utils.h"

using namespace op;

namespace l0op {

OP_TYPE_REGISTER(Dot);

const aclTensor* Dot(const aclTensor* self, const aclTensor* tensor, aclOpExecutor* executor)
{
    L0_DFX(Dot, self, tensor);

    // 根据Dot算子语义，通过输入shape推导算子输出shape
    Shape outShape;
    outShape.SetDimNum(0);
    // 根据推导出的输出shape申请输出tensor
    auto out = executor->AllocTensor(outShape, self->GetDataType(), Format::FORMAT_ND);
    if (out == nullptr) {
        OP_LOGE(ACLNN_ERR_INNER_NULLPTR, "alloc out tensor failed.");
        return nullptr;
    }

    // 使用框架宏ADD_TO_LAUNCHER_LIST_AICORE，将Dot算子加入任务队列
    // Dot是算子的OpType，self、tensor是算子的输入，out是算子的输出
    auto ret = ADD_TO_LAUNCHER_LIST_AICORE(Dot, OP_INPUT(self, tensor), OP_OUTPUT(out));
    OP_CHECK(
        ret == ACLNN_SUCCESS, OP_LOGE(ACLNN_ERR_INNER_NULLPTR, "DotAiCore ADD_TO_LAUNCHER_LIST_AICORE failed."),
        return nullptr);
    return out;
}

} // namespace l0op